KCI등재
SCOPUS
Identification and Antimicrobial Susceptibilities for Patients with Non-tuberculous Mycobacteria Infection in Jeju Island: Single-Center Retrospective Study
저자
Kim Misun (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Heo Sang Taek (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Lee Jaechun (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Lee Jong Hoo (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Kim Miok (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Kim Changhwan (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.) ; Seong Gil Myeong (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.) ; Kang Myeong Jin (Department of Nursing, Jeju National University Hospital, Jeju, Korea.) ; Yoo Jeong Rae (Department of Internal Medicine, Jeju National University Hospital, Jeju, Korea.Department of Internal Medicine, Jeju National University, College of Medicine, Jeju, Korea.)
발행기관
학술지명
권호사항
발행연도
2024
작성언어
English
주제어
등재정보
KCI등재,SCOPUS,ESCI
자료형태
학술저널
수록면
13-24(12쪽)
DOI식별코드
제공처
Background The distribution of species and characteristics of non-tuberculous mycobacteria (NTM) differ, and surveillance data for changes in antimicrobial susceptibilities of NTM is insufficient. This study analyzed the changes in antimicrobial susceptibility trends across NTM species and assessed the appropriateness of empirical antimicrobial drugs for NTM.
Materials and Methods We retrospectively analyzed the clinical characteristics, including demographics, distribution of NTM species, antimicrobial drug susceptibilities, and outcomes, at a teaching hospital in Jeju Island from 2009 - 2022.
Results Overall, 342 patients were included in the analysis; 93.0% were classified into the pulmonary group (PG) and 7.0% into the extrapulmonary group (EPG). The isolation rate of Mycobacterium avium was significantly higher in PG (36.8% vs. 0%, P = 0.001), while that of Mycobacterium fortuitum was significantly higher in EPG (4.5% vs. 31.3%, P = 0.001). The antimicrobial susceptibility rate is higher against clarithromycin (89.9%) and amikacin (83.3%) and lower against rifampin (54.7%) and ethambutol (28.1%). The susceptibility rate to clarithromycin was over 80%, but those to rifampin and ethambutol showed decreasing annual trends. Of the 162 patients who received empirical antimicrobial therapy, actual antimicrobial susceptibility rates were high (90.1%) using empirical macrolide, and relatively low using ethambutol and rifampin (28.0% and 58.8%, respectively).
Conclusion This is the first study of analysis of the distribution, baseline characteristics, and antimicrobial susceptibility of isolated NTM species in pulmonary and extrapulmonary patients in Jeju Island over 10 years. Policies that continuously monitor changes in susceptibility rate are required to ensure effective treatment strategies.
Background The distribution of species and characteristics of non-tuberculous mycobacteria (NTM) differ, and surveillance data for changes in antimicrobial susceptibilities of NTM is insufficient. This study analyzed the changes in antimicrobial susceptibility trends across NTM species and assessed the appropriateness of empirical antimicrobial drugs for NTM.
Materials and Methods We retrospectively analyzed the clinical characteristics, including demographics, distribution of NTM species, antimicrobial drug susceptibilities, and outcomes, at a teaching hospital in Jeju Island from 2009 - 2022.
Results Overall, 342 patients were included in the analysis; 93.0% were classified into the pulmonary group (PG) and 7.0% into the extrapulmonary group (EPG). The isolation rate of Mycobacterium avium was significantly higher in PG (36.8% vs. 0%, P = 0.001), while that of Mycobacterium fortuitum was significantly higher in EPG (4.5% vs. 31.3%, P = 0.001). The antimicrobial susceptibility rate is higher against clarithromycin (89.9%) and amikacin (83.3%) and lower against rifampin (54.7%) and ethambutol (28.1%). The susceptibility rate to clarithromycin was over 80%, but those to rifampin and ethambutol showed decreasing annual trends. Of the 162 patients who received empirical antimicrobial therapy, actual antimicrobial susceptibility rates were high (90.1%) using empirical macrolide, and relatively low using ethambutol and rifampin (28.0% and 58.8%, respectively).
Conclusion This is the first study of analysis of the distribution, baseline characteristics, and antimicrobial susceptibility of isolated NTM species in pulmonary and extrapulmonary patients in Jeju Island over 10 years. Policies that continuously monitor changes in susceptibility rate are required to ensure effective treatment strategies.
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